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| Mirrors > Home > MPE Home > Th. List > ovresd | Structured version Visualization version GIF version | ||
| Description: Lemma for converting metric theorems to metric space theorems. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| ovresd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑋) |
| ovresd.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑋) |
| Ref | Expression |
|---|---|
| ovresd | ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ovresd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑋) | |
| 2 | ovresd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑋) | |
| 3 | ovres 7589 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 × cxp 5664 ↾ cres 5668 (class class class)co 7423 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2738 ax-sep 5262 ax-pr 5409 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2745 df-cleq 2758 df-clel 2841 df-ral 3083 df-rex 3093 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-xp 5672 df-res 5678 df-iota 6499 df-fv 6551 df-ov 7426 |
| This theorem is used by: sscres 17905 fullsubc 17932 fullresc 17933 funcres2c 17985 rngchom 20752 ringchom 20781 rhmsubclem4 20817 irinitoringc 21659 psmetres2 24501 xmetres2 24548 prdsdsf 24554 xpsdsval 24568 xmssym 24652 xmstri2 24653 mstri2 24654 xmstri 24655 mstri 24656 xmstri3 24657 mstri3 24658 msrtri 24659 tmsxpsval 24725 ngptgp 24823 nlmvscn 24874 nrginvrcn 24879 nghmcn 24932 cnmpt1ds 25030 cnmpt2ds 25031 ipcn 25435 caussi 25486 causs 25487 minveclem2 25615 minveclem3b 25617 minveclem3 25618 minveclem4 25621 minveclem6 25623 ftc1lem6 26230 ulmdvlem1 26593 abelth 26634 cxpcn3 26943 rlimcnp 27160 zsoring 28632 hhssnv 31646 madjusmdetlem3 34243 qqhcn 34405 qqhucn 34406 ftc1cnnc 38376 ismtyres 38492 isdrngo2 38642 naddcnffo 44124 |
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